7 #if defined( SYS_MINGW )
9 #if defined( PTW32_STATIC_LIB )
18 /* The "Check for update" thread */
21 hb_thread_t * update_thread;
23 /* This thread's only purpose is to check other threads'
26 hb_thread_t * main_thread;
29 /* DVD/file scan thread */
30 hb_list_t * list_title;
31 hb_thread_t * scan_thread;
33 /* The thread which processes the jobs. Others threads are launched
34 from this one (see work.c) */
36 hb_job_t * current_job;
38 int job_count_permanent;
39 volatile int work_die;
41 hb_thread_t * work_thread;
45 hb_lock_t * state_lock;
49 hb_lock_t * pause_lock;
50 /* For MacGui active queue
51 increments each time the scan thread completes*/
53 volatile int scan_die;
55 /* Stash of persistent data between jobs, for stuff
56 like correcting frame count and framerate estimates
57 on multi-pass encodes where frames get dropped. */
58 hb_interjob_t * interjob;
62 hb_lock_t *hb_avcodec_lock;
63 hb_work_object_t * hb_objects = NULL;
64 int hb_instance_counter = 0;
65 int hb_process_initialized = 0;
67 static void thread_func( void * );
68 hb_title_t * hb_get_title_by_index( hb_handle_t *, int );
70 void hb_avcodec_init()
72 hb_avcodec_lock = hb_lock_init();
76 int hb_avcodec_open(AVCodecContext *avctx, AVCodec *codec)
79 hb_lock( hb_avcodec_lock );
80 ret = avcodec_open(avctx, codec);
81 hb_unlock( hb_avcodec_lock );
85 int hb_av_find_stream_info(AVFormatContext *ic)
88 hb_lock( hb_avcodec_lock );
89 ret = av_find_stream_info( ic );
90 hb_unlock( hb_avcodec_lock );
94 int hb_avcodec_close(AVCodecContext *avctx)
97 hb_lock( hb_avcodec_lock );
98 ret = avcodec_close(avctx);
99 hb_unlock( hb_avcodec_lock );
103 int hb_ff_layout_xlat(int64_t ff_channel_layout, int channels)
107 switch (ff_channel_layout)
110 hb_layout = HB_INPUT_CH_LAYOUT_MONO;
112 case CH_LAYOUT_STEREO:
113 hb_layout = HB_INPUT_CH_LAYOUT_STEREO;
115 case CH_LAYOUT_SURROUND:
116 hb_layout = HB_INPUT_CH_LAYOUT_3F;
118 case CH_LAYOUT_4POINT0:
119 hb_layout = HB_INPUT_CH_LAYOUT_3F1R;
122 hb_layout = HB_INPUT_CH_LAYOUT_2F2R;
125 hb_layout = HB_INPUT_CH_LAYOUT_2F2R;
127 case CH_LAYOUT_5POINT0:
128 hb_layout = HB_INPUT_CH_LAYOUT_3F2R;
130 case CH_LAYOUT_5POINT1:
131 hb_layout = HB_INPUT_CH_LAYOUT_3F2R|HB_INPUT_CH_LAYOUT_HAS_LFE;
133 case CH_LAYOUT_5POINT0_BACK:
134 hb_layout = HB_INPUT_CH_LAYOUT_3F2R;
136 case CH_LAYOUT_5POINT1_BACK:
137 hb_layout = HB_INPUT_CH_LAYOUT_3F2R|HB_INPUT_CH_LAYOUT_HAS_LFE;
139 case CH_LAYOUT_7POINT0:
140 hb_layout = HB_INPUT_CH_LAYOUT_3F4R;
142 case CH_LAYOUT_7POINT1:
143 hb_layout = HB_INPUT_CH_LAYOUT_3F4R|HB_INPUT_CH_LAYOUT_HAS_LFE;
145 case CH_LAYOUT_STEREO_DOWNMIX:
146 hb_layout = HB_INPUT_CH_LAYOUT_STEREO;
149 hb_layout = HB_INPUT_CH_LAYOUT_STEREO;
152 // Now make sure the chosen layout agrees with the number of channels
153 // ffmpeg tells us there are. It seems ffmpeg is sometimes confused
154 // about this. So we will make a best guess based on the number
156 int chans = HB_INPUT_CH_LAYOUT_GET_DISCRETE_COUNT( hb_layout );
157 if ( chans == channels )
161 hb_log( "Channels reported by ffmpeg (%d) != computed layout channels (%d).", channels, chans );
165 hb_layout = HB_INPUT_CH_LAYOUT_MONO;
168 hb_layout = HB_INPUT_CH_LAYOUT_STEREO;
171 hb_layout = HB_INPUT_CH_LAYOUT_3F;
174 hb_layout = HB_INPUT_CH_LAYOUT_3F1R;
177 hb_layout = HB_INPUT_CH_LAYOUT_3F2R;
180 hb_layout = HB_INPUT_CH_LAYOUT_3F2R|HB_INPUT_CH_LAYOUT_HAS_LFE;
183 hb_layout = HB_INPUT_CH_LAYOUT_3F4R;
186 hb_layout = HB_INPUT_CH_LAYOUT_3F4R|HB_INPUT_CH_LAYOUT_HAS_LFE;
189 hb_log("Unsupported number of audio channels (%d).\n", channels);
197 * Registers work objects, by adding the work object to a liked list.
198 * @param w Handle to hb_work_object_t to register.
200 void hb_register( hb_work_object_t * w )
202 w->next = hb_objects;
207 * Ensures that the process has been initialized.
209 static void process_init()
211 if (!hb_process_initialized)
213 #if defined( SYS_MINGW ) && defined( PTW32_STATIC_LIB )
214 pthread_win32_process_attach_np();
217 #if defined( _WIN32 ) || defined( __MINGW32__ )
218 setvbuf( stdout, NULL, _IONBF, 0 );
219 setvbuf( stderr, NULL, _IONBF, 0 );
221 hb_process_initialized = 1;
226 void (*hb_log_callback)(const char* message);
227 static void redirect_thread_func(void *);
229 #if defined( SYS_MINGW )
230 #define pipe(phandles) _pipe (phandles, 4096, _O_BINARY)
234 * Registers the given function as a logger. All logs will be passed to it.
235 * @param log_cb The function to register as a logger.
237 void hb_register_logger( void (*log_cb)(const char* message) )
241 hb_log_callback = log_cb;
242 hb_thread_init("ioredirect", redirect_thread_func, NULL, HB_NORMAL_PRIORITY);
246 * libhb initialization routine.
247 * @param verbose HB_DEBUG_NONE or HB_DEBUG_ALL.
248 * @param update_check signals libhb to check for updated version from HandBrake website.
249 * @return Handle to hb_handle_t for use on all subsequent calls to libhb.
251 hb_handle_t * hb_init( int verbose, int update_check )
255 hb_handle_t * h = calloc( sizeof( hb_handle_t ), 1 );
258 /* See hb_deep_log() and hb_log() in common.c */
259 global_verbosity_level = verbose;
261 putenv( "HB_DEBUG=1" );
263 h->id = hb_instance_counter++;
265 /* Check for an update on the website if asked to */
270 hb_log( "hb_init: checking for updates" );
271 date = hb_get_date();
272 h->update_thread = hb_update_init( &h->build, h->version );
276 if( hb_thread_has_exited( h->update_thread ) )
278 /* Immediate success or failure */
279 hb_thread_close( &h->update_thread );
282 if( hb_get_date() > date + 1000 )
284 /* Still nothing after one second. Connection problem,
285 let the thread die */
286 hb_log( "hb_init: connection problem, not waiting for "
295 * Initialise buffer pool
297 hb_buffer_pool_init();
299 /* CPU count detection */
300 hb_log( "hb_init: checking cpu count" );
301 h->cpu_count = hb_get_cpu_count();
303 h->list_title = hb_list_init();
304 h->jobs = hb_list_init();
306 h->state_lock = hb_lock_init();
307 h->state.state = HB_STATE_IDLE;
309 h->pause_lock = hb_lock_init();
311 h->interjob = calloc( sizeof( hb_interjob_t ), 1 );
316 /* Start library thread */
317 hb_log( "hb_init: starting libhb thread" );
319 h->main_thread = hb_thread_init( "libhb", thread_func, h,
320 HB_NORMAL_PRIORITY );
321 hb_register( &hb_sync_video );
322 hb_register( &hb_sync_audio );
323 hb_register( &hb_decmpeg2 );
324 hb_register( &hb_decvobsub );
325 hb_register( &hb_encvobsub );
326 hb_register( &hb_deccc608 );
327 hb_register( &hb_decsrtsub );
328 hb_register( &hb_decutf8sub );
329 hb_register( &hb_dectx3gsub );
330 hb_register( &hb_decssasub );
331 hb_register( &hb_render );
332 hb_register( &hb_encavcodec );
333 hb_register( &hb_encx264 );
334 hb_register( &hb_enctheora );
335 hb_register( &hb_deca52 );
336 hb_register( &hb_decdca );
337 hb_register( &hb_decavcodec );
338 hb_register( &hb_decavcodecv );
339 hb_register( &hb_decavcodecvi );
340 hb_register( &hb_decavcodecai );
341 hb_register( &hb_declpcm );
342 hb_register( &hb_encfaac );
343 hb_register( &hb_enclame );
344 hb_register( &hb_encvorbis );
345 hb_register( &hb_muxer );
347 hb_register( &hb_encca_aac );
349 hb_register( &hb_encac3 );
355 * libhb initialization routine.
356 * This version is to use when calling the dylib, the macro hb_init isn't available from a dylib call!
357 * @param verbose HB_DEBUG_NONE or HB_DEBUG_ALL.
358 * @param update_check signals libhb to check for updated version from HandBrake website.
359 * @return Handle to hb_handle_t for use on all subsequent calls to libhb.
361 hb_handle_t * hb_init_dl( int verbose, int update_check )
363 hb_handle_t * h = calloc( sizeof( hb_handle_t ), 1 );
366 /* See hb_log() in common.c */
367 if( verbose > HB_DEBUG_NONE )
369 putenv( "HB_DEBUG=1" );
372 h->id = hb_instance_counter++;
374 /* Check for an update on the website if asked to */
379 hb_log( "hb_init: checking for updates" );
380 date = hb_get_date();
381 h->update_thread = hb_update_init( &h->build, h->version );
385 if( hb_thread_has_exited( h->update_thread ) )
387 /* Immediate success or failure */
388 hb_thread_close( &h->update_thread );
391 if( hb_get_date() > date + 1000 )
393 /* Still nothing after one second. Connection problem,
394 let the thread die */
395 hb_log( "hb_init: connection problem, not waiting for "
403 /* CPU count detection */
404 hb_log( "hb_init: checking cpu count" );
405 h->cpu_count = hb_get_cpu_count();
407 h->list_title = hb_list_init();
408 h->jobs = hb_list_init();
409 h->current_job = NULL;
411 h->state_lock = hb_lock_init();
412 h->state.state = HB_STATE_IDLE;
414 h->pause_lock = hb_lock_init();
418 avcodec_register_all();
420 /* Start library thread */
421 hb_log( "hb_init: starting libhb thread" );
423 h->main_thread = hb_thread_init( "libhb", thread_func, h,
424 HB_NORMAL_PRIORITY );
426 hb_register( &hb_sync_video );
427 hb_register( &hb_sync_audio );
428 hb_register( &hb_decmpeg2 );
429 hb_register( &hb_decvobsub );
430 hb_register( &hb_encvobsub );
431 hb_register( &hb_deccc608 );
432 hb_register( &hb_decsrtsub );
433 hb_register( &hb_decutf8sub );
434 hb_register( &hb_dectx3gsub );
435 hb_register( &hb_decssasub );
436 hb_register( &hb_render );
437 hb_register( &hb_encavcodec );
438 hb_register( &hb_encx264 );
439 hb_register( &hb_enctheora );
440 hb_register( &hb_deca52 );
441 hb_register( &hb_decdca );
442 hb_register( &hb_decavcodec );
443 hb_register( &hb_decavcodecv );
444 hb_register( &hb_decavcodecvi );
445 hb_register( &hb_decavcodecai );
446 hb_register( &hb_declpcm );
447 hb_register( &hb_encfaac );
448 hb_register( &hb_enclame );
449 hb_register( &hb_encvorbis );
450 hb_register( &hb_muxer );
452 hb_register( &hb_encca_aac );
454 hb_register( &hb_encac3 );
461 * Returns current version of libhb.
462 * @param h Handle to hb_handle_t.
463 * @return character array of version number.
465 char * hb_get_version( hb_handle_t * h )
467 return HB_PROJECT_VERSION;
471 * Returns current build of libhb.
472 * @param h Handle to hb_handle_t.
473 * @return character array of build number.
475 int hb_get_build( hb_handle_t * h )
477 return HB_PROJECT_BUILD;
481 * Checks for needed update.
482 * @param h Handle to hb_handle_t.
483 * @param version Pointer to handle where version will be copied.
484 * @return update indicator.
486 int hb_check_update( hb_handle_t * h, char ** version )
488 *version = ( h->build < 0 ) ? NULL : h->version;
493 * Sets the cpu count to the desired value.
494 * @param h Handle to hb_handle_t
495 * @param cpu_count Number of CPUs to use.
497 void hb_set_cpu_count( hb_handle_t * h, int cpu_count )
499 cpu_count = MAX( 1, cpu_count );
500 cpu_count = MIN( cpu_count, 8 );
501 h->cpu_count = cpu_count;
505 * Deletes current previews associated with titles
506 * @param h Handle to hb_handle_t
508 void hb_remove_previews( hb_handle_t * h )
515 struct dirent * entry;
517 memset( dirname, 0, 1024 );
518 hb_get_temporary_directory( dirname );
519 dir = opendir( dirname );
520 if (dir == NULL) return;
522 count = hb_list_count( h->list_title );
523 while( ( entry = readdir( dir ) ) )
525 if( entry->d_name[0] == '.' )
529 for( i = 0; i < count; i++ )
531 title = hb_list_item( h->list_title, i );
532 len = snprintf( filename, 1024, "%d_%d", h->id, title->index );
533 if (strncmp(entry->d_name, filename, len) == 0)
535 snprintf( filename, 1024, "%s/%s", dirname, entry->d_name );
545 * Initializes a scan of the by calling hb_scan_init
546 * @param h Handle to hb_handle_t
547 * @param path location of VIDEO_TS folder.
548 * @param title_index Desired title to scan. 0 for all titles.
549 * @param preview_count Number of preview images to generate.
550 * @param store_previews Whether or not to write previews to disk.
552 void hb_scan( hb_handle_t * h, const char * path, int title_index,
553 int preview_count, int store_previews, uint64_t min_duration )
559 /* Clean up from previous scan */
560 hb_remove_previews( h );
561 while( ( title = hb_list_item( h->list_title, 0 ) ) )
563 hb_list_rem( h->list_title, title );
564 hb_title_close( &title );
567 hb_log( "hb_scan: path=%s, title_index=%d", path, title_index );
568 h->scan_thread = hb_scan_init( h, &h->scan_die, path, title_index,
569 h->list_title, preview_count,
570 store_previews, min_duration );
574 * Returns the list of titles found.
575 * @param h Handle to hb_handle_t
576 * @return Handle to hb_list_t of the title list.
578 hb_list_t * hb_get_titles( hb_handle_t * h )
580 return h->list_title;
584 * Create preview image of desired title a index of picture.
585 * @param h Handle to hb_handle_t.
586 * @param title_index Index of the title to get the preview for (1-based).
587 * @param picture Index in title.
588 * @param buffer Handle to buffer were image will be drawn.
590 void hb_get_preview_by_index( hb_handle_t * h, int title_index, int picture, uint8_t * buffer )
594 title = hb_get_title_by_index( h, title_index );
597 hb_get_preview( h, title, picture, buffer );
602 * Create preview image of desired title a index of picture.
603 * @param h Handle to hb_handle_t.
604 * @param title Handle to hb_title_t of desired title.
605 * @param picture Index in title.
606 * @param buffer Handle to buffer were image will be drawn.
608 void hb_get_preview( hb_handle_t * h, hb_title_t * title, int picture,
611 hb_job_t * job = title->job;
614 uint8_t * buf1, * buf2, * buf3, * buf4, * pen;
616 AVPicture pic_in, pic_preview, pic_deint, pic_crop, pic_scale;
617 struct SwsContext * context;
619 int rgb_width = ((job->width + 7) >> 3) << 3;
622 swsflags = SWS_LANCZOS | SWS_ACCURATE_RND;
624 buf1 = av_malloc( avpicture_get_size( PIX_FMT_YUV420P, title->width, title->height ) );
625 buf2 = av_malloc( avpicture_get_size( PIX_FMT_YUV420P, title->width, title->height ) );
626 buf3 = av_malloc( avpicture_get_size( PIX_FMT_YUV420P, rgb_width, job->height ) );
627 buf4 = av_malloc( avpicture_get_size( PIX_FMT_RGB32, rgb_width, job->height ) );
628 avpicture_fill( &pic_in, buf1, PIX_FMT_YUV420P,
629 title->width, title->height );
630 avpicture_fill( &pic_deint, buf2, PIX_FMT_YUV420P,
631 title->width, title->height );
632 avpicture_fill( &pic_scale, buf3, PIX_FMT_YUV420P,
633 rgb_width, job->height );
634 avpicture_fill( &pic_preview, buf4, PIX_FMT_RGB32,
635 rgb_width, job->height );
637 // Allocate the AVPicture frames and fill in
639 memset( filename, 0, 1024 );
641 hb_get_tempory_filename( h, filename, "%d_%d_%d",
642 h->id, title->index, picture );
644 file = fopen( filename, "rb" );
647 hb_log( "hb_get_preview: fopen failed" );
651 fread( buf1, avpicture_get_size( PIX_FMT_YUV420P, title->width, title->height), 1, file );
654 if( job->deinterlace )
656 // Deinterlace and crop
657 avpicture_deinterlace( &pic_deint, &pic_in, PIX_FMT_YUV420P, title->width, title->height );
658 av_picture_crop( &pic_crop, &pic_deint, PIX_FMT_YUV420P, job->crop[0], job->crop[2] );
663 av_picture_crop( &pic_crop, &pic_in, PIX_FMT_YUV420P, job->crop[0], job->crop[2] );
666 // Get scaling context
667 context = sws_getContext(title->width - (job->crop[2] + job->crop[3]),
668 title->height - (job->crop[0] + job->crop[1]),
670 job->width, job->height, PIX_FMT_YUV420P,
671 swsflags, NULL, NULL, NULL);
675 pic_crop.data, pic_crop.linesize,
676 0, title->height - (job->crop[0] + job->crop[1]),
677 pic_scale.data, pic_scale.linesize);
680 sws_freeContext( context );
682 // Get preview context
683 context = sws_getContext(rgb_width, job->height, PIX_FMT_YUV420P,
684 rgb_width, job->height, PIX_FMT_RGB32,
685 swsflags, NULL, NULL, NULL);
689 pic_scale.data, pic_scale.linesize,
691 pic_preview.data, pic_preview.linesize);
694 sws_freeContext( context );
696 preview_size = pic_preview.linesize[0];
698 for( i = 0; i < job->height; i++ )
700 memcpy( pen, buf4 + preview_size * i, 4 * job->width );
701 pen += 4 * job->width;
705 avpicture_free( &pic_preview );
706 avpicture_free( &pic_scale );
707 avpicture_free( &pic_deint );
708 avpicture_free( &pic_in );
712 * Analyzes a frame to detect interlacing artifacts
713 * and returns true if interlacing (combing) is found.
715 * Code taken from Thomas Oestreich's 32detect filter
716 * in the Transcode project, with minor formatting changes.
718 * @param buf An hb_buffer structure holding valid frame data
719 * @param width The frame's width in pixels
720 * @param height The frame's height in pixels
721 * @param color_equal Sensitivity for detecting similar colors
722 * @param color_diff Sensitivity for detecting different colors
723 * @param threshold Sensitivity for flagging planes as combed
724 * @param prog_equal Sensitivity for detecting similar colors on progressive frames
725 * @param prog_diff Sensitivity for detecting different colors on progressive frames
726 * @param prog_threshold Sensitivity for flagging progressive frames as combed
728 int hb_detect_comb( hb_buffer_t * buf, int width, int height, int color_equal, int color_diff, int threshold, int prog_equal, int prog_diff, int prog_threshold )
730 int j, k, n, off, cc_1, cc_2, cc[3];
731 // int flag[3] ; // debugging flag
732 uint16_t s1, s2, s3, s4;
737 if ( buf->flags & 16 )
739 /* Frame is progressive, be more discerning. */
740 color_diff = prog_diff;
741 color_equal = prog_equal;
742 threshold = prog_threshold;
745 /* One pas for Y, one pass for Cb, one pass for Cr */
746 for( k = 0; k < 3; k++ )
750 /* Y has already been checked, now offset by Y's dimensions
751 and divide all the other values by 2, since Cr and Cb
752 are half-size compared to Y. */
753 offset = width * height;
759 /* Y and Cb are done, so the offset needs to be bumped
760 so it's width*height + (width / 2) * (height / 2) */
764 for( j = 0; j < width; ++j )
768 for( n = 0; n < ( height - 4 ); n = n + 2 )
770 /* Look at groups of 4 sequential horizontal lines */
771 s1 = ( ( buf->data + offset )[ off + j ] & 0xff );
772 s2 = ( ( buf->data + offset )[ off + j + width ] & 0xff );
773 s3 = ( ( buf->data + offset )[ off + j + 2 * width ] & 0xff );
774 s4 = ( ( buf->data + offset )[ off + j + 3 * width ] & 0xff );
776 /* Note if the 1st and 2nd lines are more different in
777 color than the 1st and 3rd lines are similar in color.*/
778 if ( ( abs( s1 - s3 ) < color_equal ) &&
779 ( abs( s1 - s2 ) > color_diff ) )
782 /* Note if the 2nd and 3rd lines are more different in
783 color than the 2nd and 4th lines are similar in color.*/
784 if ( ( abs( s2 - s4 ) < color_equal ) &&
785 ( abs( s2 - s3 ) > color_diff) )
788 /* Now move down 2 horizontal lines before starting over.*/
794 /* The final cc score for a plane is the percentage of combed pixels it contains.
795 Because sensitivity goes down to hundreths of a percent, multiply by 1000
796 so it will be easy to compare against the threhold value which is an integer. */
797 cc[k] = (int)( ( cc_1 + cc_2 ) * 1000.0 / ( width * height ) );
801 /* HandBrake is all yuv420, so weight the average percentage of all 3 planes accordingly.*/
802 int average_cc = ( 2 * cc[0] + ( cc[1] / 2 ) + ( cc[2] / 2 ) ) / 3;
804 /* Now see if that average percentage of combed pixels surpasses the threshold percentage given by the user.*/
805 if( average_cc > threshold )
808 hb_log("Average %i combed (Threshold %i) %i/%i/%i | PTS: %"PRId64" (%fs) %s", average_cc, threshold, cc[0], cc[1], cc[2], buf->start, (float)buf->start / 90000, (buf->flags & 16) ? "Film" : "Video" );
814 hb_log("SKIPPED Average %i combed (Threshold %i) %i/%i/%i | PTS: %"PRId64" (%fs) %s", average_cc, threshold, cc[0], cc[1], cc[2], buf->start, (float)buf->start / 90000, (buf->flags & 16) ? "Film" : "Video" );
817 /* Reaching this point means no combing detected. */
823 * Calculates job width and height for anamorphic content,
825 * @param h Instance handle
826 * @param title_index Index of the title/job to inspect (1-based).
827 * @param output_width Pointer to returned storage width
828 * @param output_height Pointer to returned storage height
829 * @param output_par_width Pointer to returned pixel width
830 * @param output_par_height Pointer to returned pixel height
832 void hb_set_anamorphic_size_by_index( hb_handle_t * h, int title_index,
833 int *output_width, int *output_height,
834 int *output_par_width, int *output_par_height )
837 title = hb_get_title_by_index( h, title_index );
839 hb_set_anamorphic_size( title->job, output_width, output_height, output_par_width, output_par_height );
843 * Calculates job width and height for anamorphic content,
845 * @param job Handle to hb_job_t
846 * @param output_width Pointer to returned storage width
847 * @param output_height Pointer to returned storage height
848 * @param output_par_width Pointer to returned pixel width
849 * @param output_par_height Pointer to returned pixel height
851 void hb_set_anamorphic_size( hb_job_t * job,
852 int *output_width, int *output_height,
853 int *output_par_width, int *output_par_height )
855 /* Set up some variables to make the math easier to follow. */
856 hb_title_t * title = job->title;
857 int cropped_width = title->width - job->crop[2] - job->crop[3] ;
858 int cropped_height = title->height - job->crop[0] - job->crop[1] ;
859 double storage_aspect = (double)cropped_width / (double)cropped_height;
860 int mod = job->modulus ? job->modulus : 16;
861 double aspect = title->aspect;
863 int pixel_aspect_width = job->anamorphic.par_width;
864 int pixel_aspect_height = job->anamorphic.par_height;
866 /* If a source was really NTSC or PAL and the user specified ITU PAR
867 values, replace the standard PAR values with the ITU broadcast ones. */
868 if( title->width == 720 && job->anamorphic.itu_par )
870 // convert aspect to a scaled integer so we can test for 16:9 & 4:3
871 // aspect ratios ignoring insignificant differences in the LSBs of
872 // the floating point representation.
873 int iaspect = aspect * 9.;
875 /* Handle ITU PARs */
876 if (title->height == 480)
881 /* It's widescreen */
882 pixel_aspect_width = 40;
883 pixel_aspect_height = 33;
885 else if (iaspect == 12)
888 pixel_aspect_width = 10;
889 pixel_aspect_height = 11;
892 else if (title->height == 576)
897 /* It's widescreen */
898 pixel_aspect_width = 16;
899 pixel_aspect_height = 11;
901 else if (iaspect == 12)
904 pixel_aspect_width = 12;
905 pixel_aspect_height = 11;
910 /* Figure out what width the source would display at. */
911 int source_display_width = cropped_width * (double)pixel_aspect_width /
912 (double)pixel_aspect_height ;
915 3 different ways of deciding output dimensions:
916 - 1: Strict anamorphic, preserve source dimensions
917 - 2: Loose anamorphic, round to mod16 and preserve storage aspect ratio
918 - 3: Power user anamorphic, specify everything
921 int maxWidth, maxHeight;
923 maxWidth = MULTIPLE_MOD_DOWN( job->maxWidth, mod );
924 maxHeight = MULTIPLE_MOD_DOWN( job->maxHeight, mod );
926 switch( job->anamorphic.mode )
929 /* Strict anamorphic */
930 *output_width = cropped_width;
931 *output_height = cropped_height;
932 *output_par_width = title->pixel_aspect_width;
933 *output_par_height = title->pixel_aspect_height;
937 /* "Loose" anamorphic.
938 - Uses mod16-compliant dimensions,
939 - Allows users to set the width
942 // height: Gets set later, ignore user job->height value
944 /* Gotta handle bounding dimensions.
945 If the width is too big, just reset it with no rescaling.
946 Instead of using the aspect-scaled job height,
947 we need to see if the job width divided by the storage aspect
948 is bigger than the max. If so, set it to the max (this is sloppy).
949 If not, set job height to job width divided by storage aspect.
952 /* Time to get picture width that divide cleanly.*/
953 width = MULTIPLE_MOD( width, mod);
955 if ( maxWidth && (maxWidth < job->width) )
958 /* Verify these new dimensions don't violate max height and width settings */
959 height = ((double)width / storage_aspect) + 0.5;
961 /* Time to get picture height that divide cleanly.*/
962 height = MULTIPLE_MOD( height, mod);
964 if ( maxHeight && (maxHeight < height) )
967 width = ((double)height * storage_aspect) + 0.5;
968 width = MULTIPLE_MOD( width, mod);
971 /* The film AR is the source's display width / cropped source height.
972 The output display width is the output height * film AR.
973 The output PAR is the output display width / output storage width. */
974 pixel_aspect_width = height * source_display_width / cropped_height;
975 pixel_aspect_height = width;
977 /* Pass the results back to the caller */
978 *output_width = width;
979 *output_height = height;
983 /* Anamorphic 3: Power User Jamboree
984 - Set everything based on specified values */
986 /* Use specified storage dimensions */
987 storage_aspect = (double)job->width / (double)job->height;
989 height = job->height;
991 /* Time to get picture dimensions that divide cleanly.*/
992 width = MULTIPLE_MOD( width, mod);
993 height = MULTIPLE_MOD( height, mod);
995 /* Bind to max dimensions */
996 if( maxWidth && width > maxWidth )
999 // If we are keeping the display aspect, then we are going
1000 // to be modifying the PAR anyway. So it's preferred
1001 // to let the width/height stray some from the original
1002 // requested storage aspect.
1004 // But otherwise, PAR and DAR will change the least
1005 // if we stay as close as possible to the requested
1007 if ( !job->anamorphic.keep_display_aspect )
1009 height = ((double)width / storage_aspect) + 0.5;
1010 height = MULTIPLE_MOD( height, mod);
1013 if( maxHeight && height > maxHeight )
1016 // Ditto, see comment above
1017 if ( !job->anamorphic.keep_display_aspect )
1019 width = ((double)height * storage_aspect) + 0.5;
1020 width = MULTIPLE_MOD( width, mod);
1024 /* That finishes the storage dimensions. On to display. */
1025 if( job->anamorphic.dar_width && job->anamorphic.dar_height )
1027 /* We need to adjust the PAR to produce this aspect. */
1028 pixel_aspect_width = height * job->anamorphic.dar_width / job->anamorphic.dar_height;
1029 pixel_aspect_height = width;
1033 /* If we're doing ana 3 and not specifying a DAR, care needs to be taken.
1034 This indicates a PAR is potentially being set by the interface. But
1035 this is an output PAR, to correct a source, and it should not be assumed
1036 that it properly creates a display aspect ratio when applied to the source,
1037 which could easily be stored in a different resolution. */
1038 if( job->anamorphic.keep_display_aspect )
1040 /* We can ignore the possibility of a PAR change */
1041 pixel_aspect_width = height * ( (double)source_display_width / (double)cropped_height );
1042 pixel_aspect_height = width;
1046 int output_display_width = width * (double)pixel_aspect_width /
1047 (double)pixel_aspect_height;
1048 pixel_aspect_width = output_display_width;
1049 pixel_aspect_height = width;
1053 /* Back to caller */
1054 *output_width = width;
1055 *output_height = height;
1059 /* While x264 is smart enough to reduce fractions on its own, libavcodec
1060 needs some help with the math, so lose superfluous factors. */
1061 hb_reduce( output_par_width, output_par_height,
1062 pixel_aspect_width, pixel_aspect_height );
1066 * Calculates job width, height, and cropping parameters.
1067 * @param job Handle to hb_job_t.
1068 * @param aspect Desired aspect ratio. Value of -1 uses title aspect.
1069 * @param pixels Maximum desired pixel count.
1071 void hb_set_size( hb_job_t * job, double aspect, int pixels )
1073 hb_title_t * title = job->title;
1075 int croppedWidth = title->width - title->crop[2] - title->crop[3];
1076 int croppedHeight = title->height - title->crop[0] - title->crop[1];
1077 double croppedAspect = title->aspect * title->height * croppedWidth /
1078 croppedHeight / title->width;
1084 /* Keep the best possible aspect ratio */
1085 aspect = croppedAspect;
1088 /* Crop if necessary to obtain the desired ratio */
1089 memcpy( job->crop, title->crop, 4 * sizeof( int ) );
1090 if( aspect < croppedAspect )
1092 /* Need to crop on the left and right */
1093 addCrop = croppedWidth - aspect * croppedHeight * title->width /
1094 title->aspect / title->height;
1097 addCrop = ( addCrop + 1 ) / 2;
1098 job->crop[2] += addCrop;
1099 job->crop[3] += addCrop;
1101 else if( addCrop & 2 )
1104 job->crop[2] += addCrop - 1;
1105 job->crop[3] += addCrop + 1;
1110 job->crop[2] += addCrop;
1111 job->crop[3] += addCrop;
1114 else if( aspect > croppedAspect )
1116 /* Need to crop on the top and bottom */
1117 addCrop = croppedHeight - croppedWidth * title->aspect *
1118 title->height / aspect / title->width;
1121 addCrop = ( addCrop + 1 ) / 2;
1122 job->crop[0] += addCrop;
1123 job->crop[1] += addCrop;
1125 else if( addCrop & 2 )
1128 job->crop[0] += addCrop - 1;
1129 job->crop[1] += addCrop + 1;
1134 job->crop[0] += addCrop;
1135 job->crop[1] += addCrop;
1139 /* Compute a resolution from the number of pixels and aspect */
1143 h = MULTIPLE_16( (int)( (double)w / aspect ) );
1144 if( w * h > pixels )
1150 job->width = 16 * i;
1151 job->height = MULTIPLE_16( (int)( (double)job->width / aspect ) );
1155 * Returns the number of jobs in the queue.
1156 * @param h Handle to hb_handle_t.
1157 * @return Number of jobs.
1159 int hb_count( hb_handle_t * h )
1161 return hb_list_count( h->jobs );
1165 * Returns handle to job at index i within the job list.
1166 * @param h Handle to hb_handle_t.
1167 * @param i Index of job.
1168 * @returns Handle to hb_job_t of desired job.
1170 hb_job_t * hb_job( hb_handle_t * h, int i )
1172 return hb_list_item( h->jobs, i );
1175 hb_job_t * hb_current_job( hb_handle_t * h )
1177 return( h->current_job );
1181 * Applies information from the given job to the official job instance.
1182 * @param h Handle to hb_handle_t.
1183 * @param title_index Index of the title to apply the chapter name to (1-based).
1184 * @param chapter The chapter to apply the name to (1-based).
1185 * @param job Job information to apply.
1187 void hb_set_chapter_name( hb_handle_t * h, int title_index, int chapter_index, const char * chapter_name )
1190 title = hb_get_title_by_index( h, title_index );
1192 hb_chapter_t * chapter = hb_list_item( title->list_chapter, chapter_index - 1 );
1194 strncpy(chapter->title, chapter_name, 1023);
1195 chapter->title[1023] = '\0';
1199 * Applies information from the given job to the official job instance.
1200 * Currently only applies information needed for anamorphic size calculation and previews.
1201 * @param h Handle to hb_handle_t.
1202 * @param title_index Index of the title to apply the job information to (1-based).
1203 * @param job Job information to apply.
1205 void hb_set_job( hb_handle_t * h, int title_index, hb_job_t * job )
1210 title = hb_get_title_by_index( h, title_index );
1212 hb_job_t * job_target = title->job;
1214 job_target->deinterlace = job->deinterlace;
1215 job_target->width = job->width;
1216 job_target->height = job->height;
1217 job_target->maxWidth = job->maxWidth;
1218 job_target->maxHeight = job->maxHeight;
1219 for (i = 0; i < 4; i++)
1221 job_target->crop[i] = job->crop[i];
1224 job_target->anamorphic = job->anamorphic;
1228 * Adds a job to the job list.
1229 * @param h Handle to hb_handle_t.
1230 * @param job Handle to hb_job_t.
1232 void hb_add( hb_handle_t * h, hb_job_t * job )
1234 hb_job_t * job_copy;
1235 hb_title_t * title, * title_copy;
1236 hb_chapter_t * chapter, * chapter_copy;
1238 hb_subtitle_t * subtitle, * subtitle_copy;
1239 hb_attachment_t * attachment;
1243 /* Copy the title */
1245 title_copy = malloc( sizeof( hb_title_t ) );
1246 memcpy( title_copy, title, sizeof( hb_title_t ) );
1248 title_copy->list_chapter = hb_list_init();
1249 for( i = 0; i < hb_list_count( title->list_chapter ); i++ )
1251 chapter = hb_list_item( title->list_chapter, i );
1252 chapter_copy = malloc( sizeof( hb_chapter_t ) );
1253 memcpy( chapter_copy, chapter, sizeof( hb_chapter_t ) );
1254 hb_list_add( title_copy->list_chapter, chapter_copy );
1260 if( title->metadata )
1262 title_copy->metadata = malloc( sizeof( hb_metadata_t ) );
1264 if( title_copy->metadata )
1266 memcpy( title_copy->metadata, title->metadata, sizeof( hb_metadata_t ) );
1269 * Need to copy the artwork seperatly (TODO).
1271 if( title->metadata->coverart )
1273 title_copy->metadata->coverart = malloc( title->metadata->coverart_size );
1274 if( title_copy->metadata->coverart )
1276 memcpy( title_copy->metadata->coverart, title->metadata->coverart,
1277 title->metadata->coverart_size );
1279 title_copy->metadata->coverart_size = 0;
1285 /* Copy the audio track(s) we want */
1286 title_copy->list_audio = hb_list_init();
1287 for( i = 0; i < hb_list_count(job->list_audio); i++ )
1289 if( ( audio = hb_list_item( job->list_audio, i ) ) )
1291 hb_list_add( title_copy->list_audio, hb_audio_copy(audio) );
1295 /* Initialize subtitle list - filled out further below */
1296 title_copy->list_subtitle = hb_list_init();
1298 /* Copy all the attachments */
1299 title_copy->list_attachment = hb_list_init();
1300 for( i = 0; i < hb_list_count(title->list_attachment); i++ )
1302 if( ( attachment = hb_list_item( title->list_attachment, i ) ) )
1304 hb_list_add( title_copy->list_attachment, hb_attachment_copy(attachment) );
1309 * The following code is confusing, there are two ways in which
1310 * we select subtitles and it depends on whether this is single or
1313 * subtitle_scan may be enabled, in which case the first pass
1314 * scans all subtitles of that language. The second pass does not
1315 * select any because they are set at the end of the first pass.
1317 * We may have manually selected a subtitle, in which case that is
1318 * selected in the first pass of a single pass, or the second of a
1321 memset( audio_lang, 0, sizeof( audio_lang ) );
1323 if ( job->indepth_scan ) {
1326 * Find the first audio language that is being encoded
1328 for( i = 0; i < hb_list_count(job->list_audio); i++ )
1330 if( ( audio = hb_list_item( job->list_audio, i ) ) )
1332 strncpy(audio_lang, audio->config.lang.iso639_2, sizeof(audio_lang));
1339 * If doing a subtitle scan then add all the matching subtitles for this
1342 if ( job->indepth_scan )
1344 for( i=0; i < hb_list_count( title->list_subtitle ); i++ )
1346 subtitle = hb_list_item( title->list_subtitle, i );
1347 if( strcmp( subtitle->iso639_2, audio_lang ) == 0 &&
1348 subtitle->source == VOBSUB )
1351 * Matched subtitle language with audio language, so
1352 * add this to our list to scan.
1354 * We will update the subtitle list on the second pass
1355 * later after the first pass has completed.
1357 subtitle_copy = malloc( sizeof( hb_subtitle_t ) );
1358 memcpy( subtitle_copy, subtitle, sizeof( hb_subtitle_t ) );
1359 hb_list_add( title_copy->list_subtitle, subtitle_copy );
1364 * Not doing a subtitle scan in this pass, but maybe we are in the
1367 if( job->pass != 1 )
1370 * Copy all of them from the input job, to the title_copy/job_copy.
1372 for( i = 0; i < hb_list_count(job->list_subtitle); i++ ) {
1373 if( ( subtitle = hb_list_item( job->list_subtitle, i ) ) )
1375 subtitle_copy = malloc( sizeof( hb_subtitle_t ) );
1376 memcpy( subtitle_copy, subtitle, sizeof( hb_subtitle_t ) );
1377 hb_list_add( title_copy->list_subtitle, subtitle_copy );
1384 job_copy = calloc( sizeof( hb_job_t ), 1 );
1385 memcpy( job_copy, job, sizeof( hb_job_t ) );
1386 title_copy->job = job_copy;
1387 job_copy->title = title_copy;
1388 job_copy->list_audio = title_copy->list_audio;
1389 job_copy->list_subtitle = title_copy->list_subtitle; // sharing list between title and job
1390 job_copy->file = strdup( job->file );
1392 job_copy->pause = h->pause_lock;
1394 /* Copy the job filter list */
1398 int filter_count = hb_list_count( job->filters );
1399 job_copy->filters = hb_list_init();
1400 for( i = 0; i < filter_count; i++ )
1403 * Copy the filters, since the MacGui reuses the global filter objects
1404 * meaning that queued up jobs overwrite the previous filter settings.
1405 * In reality, settings is probably the only field that needs duplicating
1406 * since it's the only value that is ever changed. But name is duplicated
1407 * as well for completeness. Not copying private_data since it gets
1408 * created for each job in renderInit.
1410 hb_filter_object_t * filter = hb_list_item( job->filters, i );
1411 hb_filter_object_t * filter_copy = malloc( sizeof( hb_filter_object_t ) );
1412 memcpy( filter_copy, filter, sizeof( hb_filter_object_t ) );
1414 filter_copy->name = strdup( filter->name );
1415 if( filter->settings )
1416 filter_copy->settings = strdup( filter->settings );
1417 hb_list_add( job_copy->filters, filter_copy );
1421 /* Add the job to the list */
1422 hb_list_add( h->jobs, job_copy );
1423 h->job_count = hb_count(h);
1424 h->job_count_permanent++;
1428 * Removes a job from the job list.
1429 * @param h Handle to hb_handle_t.
1430 * @param job Handle to hb_job_t.
1432 void hb_rem( hb_handle_t * h, hb_job_t * job )
1434 hb_list_rem( h->jobs, job );
1436 h->job_count = hb_count(h);
1437 if (h->job_count_permanent)
1438 h->job_count_permanent--;
1440 /* XXX free everything XXX */
1444 * Starts the conversion process.
1445 * Sets state to HB_STATE_WORKING.
1446 * calls hb_work_init, to launch work thread. Stores handle to work thread.
1447 * @param h Handle to hb_handle_t.
1449 void hb_start( hb_handle_t * h )
1452 h->job_count = hb_list_count( h->jobs );
1453 h->job_count_permanent = h->job_count;
1455 hb_lock( h->state_lock );
1456 h->state.state = HB_STATE_WORKING;
1457 #define p h->state.param.working
1460 p.job_count = h->job_count;
1468 hb_unlock( h->state_lock );
1473 h->work_thread = hb_work_init( h->jobs, h->cpu_count,
1474 &h->work_die, &h->work_error, &h->current_job );
1478 * Pauses the conversion process.
1479 * @param h Handle to hb_handle_t.
1481 void hb_pause( hb_handle_t * h )
1485 hb_lock( h->pause_lock );
1488 hb_current_job( h )->st_pause_date = hb_get_date();
1490 hb_lock( h->state_lock );
1491 h->state.state = HB_STATE_PAUSED;
1492 hb_unlock( h->state_lock );
1497 * Resumes the conversion process.
1498 * @param h Handle to hb_handle_t.
1500 void hb_resume( hb_handle_t * h )
1504 #define job hb_current_job( h )
1505 if( job->st_pause_date != -1 )
1507 job->st_paused += hb_get_date() - job->st_pause_date;
1511 hb_unlock( h->pause_lock );
1517 * Stops the conversion process.
1518 * @param h Handle to hb_handle_t.
1520 void hb_stop( hb_handle_t * h )
1524 h->job_count = hb_count(h);
1525 h->job_count_permanent = 0;
1531 * Stops the conversion process.
1532 * @param h Handle to hb_handle_t.
1534 void hb_scan_stop( hb_handle_t * h )
1538 h->job_count = hb_count(h);
1539 h->job_count_permanent = 0;
1545 * Gets a filter object with the given type and settings.
1546 * @param filter_id The type of filter to get.
1547 * @param settings The filter settings to use.
1548 * @returns The requested filter object.
1550 hb_filter_object_t * hb_get_filter_object(int filter_id, const char * settings)
1552 if (filter_id == HB_FILTER_ROTATE)
1554 hb_filter_rotate.settings = (char*)settings;
1555 return &hb_filter_rotate;
1558 if (filter_id == HB_FILTER_DETELECINE)
1560 hb_filter_detelecine.settings = (char*)settings;
1561 return &hb_filter_detelecine;
1564 if (filter_id == HB_FILTER_DECOMB)
1566 hb_filter_decomb.settings = (char*)settings;
1567 return &hb_filter_decomb;
1570 if (filter_id == HB_FILTER_DEINTERLACE)
1572 hb_filter_deinterlace.settings = (char*)settings;
1573 return &hb_filter_deinterlace;
1576 if (filter_id == HB_FILTER_DEBLOCK)
1578 hb_filter_deblock.settings = (char*)settings;
1579 return &hb_filter_deblock;
1582 if (filter_id == HB_FILTER_DENOISE)
1584 hb_filter_denoise.settings = (char*)settings;
1585 return &hb_filter_denoise;
1591 * Returns the state of the conversion process.
1592 * @param h Handle to hb_handle_t.
1593 * @param s Handle to hb_state_t which to copy the state data.
1595 void hb_get_state( hb_handle_t * h, hb_state_t * s )
1597 hb_lock( h->state_lock );
1599 memcpy( s, &h->state, sizeof( hb_state_t ) );
1600 if ( h->state.state == HB_STATE_SCANDONE || h->state.state == HB_STATE_WORKDONE )
1601 h->state.state = HB_STATE_IDLE;
1603 hb_unlock( h->state_lock );
1606 void hb_get_state2( hb_handle_t * h, hb_state_t * s )
1608 hb_lock( h->state_lock );
1610 memcpy( s, &h->state, sizeof( hb_state_t ) );
1612 hb_unlock( h->state_lock );
1616 * Called in MacGui in UpdateUI to check
1617 * for a new scan being completed to set a new source
1619 int hb_get_scancount( hb_handle_t * h)
1621 return h->scanCount;
1625 * Closes access to libhb by freeing the hb_handle_t handle ontained in hb_init.
1626 * @param _h Pointer to handle to hb_handle_t.
1628 void hb_close( hb_handle_t ** _h )
1630 hb_handle_t * h = *_h;
1635 hb_thread_close( &h->main_thread );
1637 while( ( title = hb_list_item( h->list_title, 0 ) ) )
1639 hb_list_rem( h->list_title, title );
1640 if( title->job && title->job->filters )
1642 hb_list_close( &title->job->filters );
1645 hb_title_close( &title );
1647 hb_list_close( &h->list_title );
1649 hb_list_close( &h->jobs );
1650 hb_lock_close( &h->state_lock );
1651 hb_lock_close( &h->pause_lock );
1658 * Cleans up libhb at a process level. Call before the app closes. Removes preview directory.
1660 void hb_global_close()
1664 struct dirent * entry;
1666 /* Find and remove temp folder */
1667 memset( dirname, 0, 1024 );
1668 hb_get_temporary_directory( dirname );
1670 dir = opendir( dirname );
1673 while( ( entry = readdir( dir ) ) )
1675 char filename[1024];
1676 if( entry->d_name[0] == '.' )
1680 memset( filename, 0, 1024 );
1681 snprintf( filename, 1023, "%s/%s", dirname, entry->d_name );
1690 * Monitors the state of the update, scan, and work threads.
1691 * Sets scan done state when scan thread exits.
1692 * Sets work done state when work thread exits.
1693 * @param _h Handle to hb_handle_t
1695 static void thread_func( void * _h )
1697 hb_handle_t * h = (hb_handle_t *) _h;
1702 /* Create folder for temporary files */
1703 memset( dirname, 0, 1024 );
1704 hb_get_temporary_directory( dirname );
1706 hb_mkdir( dirname );
1710 /* In case the check_update thread hangs, it'll die sooner or
1711 later. Then, we join it here */
1712 if( h->update_thread &&
1713 hb_thread_has_exited( h->update_thread ) )
1715 hb_thread_close( &h->update_thread );
1718 /* Check if the scan thread is done */
1719 if( h->scan_thread &&
1720 hb_thread_has_exited( h->scan_thread ) )
1722 hb_thread_close( &h->scan_thread );
1728 hb_remove_previews( h );
1729 while( ( title = hb_list_item( h->list_title, 0 ) ) )
1731 hb_list_rem( h->list_title, title );
1732 hb_title_close( &title );
1735 hb_log( "hb_scan: canceled" );
1739 hb_log( "libhb: scan thread found %d valid title(s)",
1740 hb_list_count( h->list_title ) );
1742 hb_lock( h->state_lock );
1743 h->state.state = HB_STATE_SCANDONE; //originally state.state
1744 hb_unlock( h->state_lock );
1745 /*we increment this sessions scan count by one for the MacGui
1746 to trigger a new source being set */
1750 /* Check if the work thread is done */
1751 if( h->work_thread &&
1752 hb_thread_has_exited( h->work_thread ) )
1754 hb_thread_close( &h->work_thread );
1756 hb_log( "libhb: work result = %d",
1758 hb_lock( h->state_lock );
1759 h->state.state = HB_STATE_WORKDONE;
1760 h->state.param.workdone.error = h->work_error;
1762 h->job_count = hb_count(h);
1763 if (h->job_count < 1)
1764 h->job_count_permanent = 0;
1765 hb_unlock( h->state_lock );
1771 if( h->scan_thread )
1774 hb_thread_close( &h->scan_thread );
1776 if( h->work_thread )
1779 hb_thread_close( &h->work_thread );
1781 hb_remove_previews( h );
1785 * Redirects stderr to the registered callback
1787 * @param _data Unused.
1789 static void redirect_thread_func(void * _data)
1793 #if defined( SYS_MINGW )
1794 // dup2 doesn't work on windows for some stupid reason
1795 stderr->_file = pfd[1];
1797 dup2(pfd[1], /*stderr*/ 2);
1799 FILE * log_f = fdopen(pfd[0], "rb");
1801 char line_buffer[500];
1802 while(fgets(line_buffer, 500, log_f) != NULL)
1804 hb_log_callback(line_buffer);
1810 * @param h Handle to hb_handle_t
1812 int hb_get_pid( hb_handle_t * h )
1818 * Returns the id for the given instance.
1819 * @param h Handle to hb_handle_t
1820 * @returns The ID for the given instance
1822 int hb_get_instance_id( hb_handle_t * h )
1828 * Returns the title with the given title index.
1829 * @param h Handle to hb_handle_t
1830 * @param title_index the index of the title to get
1831 * @returns The requested title
1833 hb_title_t * hb_get_title_by_index( hb_handle_t * h, int title_index )
1837 int count = hb_list_count( h->list_title );
1838 for (i = 0; i < count; i++)
1840 title = hb_list_item( h->list_title, i );
1841 if (title->index == title_index)
1851 * Sets the current state.
1852 * @param h Handle to hb_handle_t
1853 * @param s Handle to new hb_state_t
1855 void hb_set_state( hb_handle_t * h, hb_state_t * s )
1857 hb_lock( h->pause_lock );
1858 hb_lock( h->state_lock );
1859 memcpy( &h->state, s, sizeof( hb_state_t ) );
1860 if( h->state.state == HB_STATE_WORKING ||
1861 h->state.state == HB_STATE_SEARCHING )
1864 if (h->job_count < 1)
1865 h->job_count_permanent = 1;
1867 h->state.param.working.job_cur =
1868 h->job_count_permanent - hb_list_count( h->jobs );
1869 h->state.param.working.job_count = h->job_count_permanent;
1871 // Set which job is being worked on
1873 h->state.param.working.sequence_id = h->current_job->sequence_id;
1875 h->state.param.working.sequence_id = 0;
1877 hb_unlock( h->state_lock );
1878 hb_unlock( h->pause_lock );
1881 /* Passes a pointer to persistent data */
1882 hb_interjob_t * hb_interjob_get( hb_handle_t * h )